Pith Number

pith:YQVZU6BE

pith:2017:YQVZU6BEPF7CJZT67JTFFBTGUX

not attested not anchored not stored refs pending

A multi-scale Gaussian beam parametrix for the wave equation: the Dirichlet boundary value problem

Jos\'e Luis Romero, Maarten V. de Hoop, Michele Berra

arxiv:1705.00337 v2 · 2017-04-30 · math.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YQVZU6BEPF7CJZT67JTFFBTGUX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:45:02.414309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c42b9a7824797e24e67efa66528666a5f331cbdf390e0987ac052220dc262fef

Aliases

arxiv: 1705.00337 · arxiv_version: 1705.00337v2 · doi: 10.48550/arxiv.1705.00337 · pith_short_12: YQVZU6BEPF7C · pith_short_16: YQVZU6BEPF7CJZT6 · pith_short_8: YQVZU6BE

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/YQVZU6BEPF7CJZT67JTFFBTGUX \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c42b9a7824797e24e67efa66528666a5f331cbdf390e0987ac052220dc262fef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb99c6ad81cb753e8479a9f7c2333bf2b6d5b4f187b4a817e672de5ec5ac7b5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-04-30T16:26:29Z",
    "title_canon_sha256": "275d979311db368e47c995c818f12a2080cb84cb811c8130e72369904052e4c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00337",
    "kind": "arxiv",
    "version": 2
  }
}